Yes, both ComAround Knowledge and HelpHub offer a Free Trial.
ComAround Knowledge is designed for Large Enterprises, Medium Business and Small Business.
HelpHub is designed for Medium Business and Small Business.
The starting price of HelpHub begins at $39/Month when Billed Yearly, while pricing details for ComAround Knowledge are unavailable.
Some top alternatives to ComAround Knowledge includes Zoho Wiki, SmartSupport, KnowledgeBase Manager Pro, Verizon Knowledge Assist, IntelligenceBank KM, Microsoft Azure, HelpHub, GoGoWorx, KnowledgeBase and Whatis.
Some top alternatives to HelpHub includes Zoho Desk, Zendesk Support, ManageEngine ServiceDesk Plus, Freshservice, Freshdesk, Teamwork Desk, Support Hub, Motadata HelpDesk, HelpDesk, SysAid, Jitbit Helpdesk, Desky, LabiDesk, HESK, Helpjuice and KnowledgeBase.